package com.lagou.service;

/**
 * @ClassName: com.lagou.service.HelloService
 * @Description:
 * @Author: qjc
 * @Date: 2021/10/8 10:19 上午
 */
public interface HelloService {

    String sayHello(String name, int timeToWait);

    String sayGoodBye(String name, int timeToWait);

    String sayGoodNight(String name, int timeToWait);

}
